<section class="css-modal" id="modal-iframe-content" tabindex="-1"
    role="dialog" aria-hidden="true">

  <div class="css-modal_inner">
    <div class="css-modal_content" data-iframe-src="test/iframe.html"></div>
  </div>

  <a href="#!" class="css-modal_close" title="Close this modal" data-close="Close"
    data-dismiss="modal">×</a>
</section>
